Cotton Whisper Womens Maternity Underwear Support Briefs One Size is fit for S or XL: Waist: 31-57 inch Hip: 35-55 inch Seamless, breathable mesh Maternity Panty, Mid Waist. Perfect Maternity underwear for everyday comfort and gentle support. Material: Nylon, Lining: 100% cotton Advice hand wash, with like colors, Use non-chlorine bleach only, tumble dry low.